Home / 133,687.43-184,471.09-79,952.84

Finding the Fourth Proportional to 133,687.43, 184,471.09 and 79,952.84

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Solution

The fourth proportional to 133,687.43, 184,471.09 and 79,952.84 is: 110,324.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,687.43 : 184,471.09 = 79,952.84 : x
  2. Step 2: Convert to fraction form
    133,687.43/184,471.09 = 79,952.84/x
  3. Step 3: Cross multiply
    133,687.43x = 184,471.09 × 79,952.84
  4. Step 4: Simplify right side
    133,687.43x = 14,748,987,543.40
  5. Step 5: Solve for x
    x = 14,748,987,543.40/133,687.43
  6. Step 6: Final answer
    x = 110,324.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.